CVE-2020-8236

{"containers": {"cna": {"affected": [{"product": "Nextcloud Server", "vendor": "n/a", "versions": [{"status": "affected", "version": "19.0.2"}]}], "descriptions": [{"lang": "en", "value": "A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-287", "description": "Improper Authentication - Generic (CWE-287)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-10-30T18:11:49.000Z", "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "shortName": "hackerone"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://hackerone.com/reports/924393"}, {"tags": ["x_refsource_MISC"], "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-037"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "support@hackerone.com", "ID": "CVE-2020-8236", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Nextcloud Server", "version": {"version_data": [{"version_value": "19.0.2"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Improper Authentication - Generic (CWE-287)"}]}]}, "references": {"reference_data": [{"name": "https://hackerone.com/reports/924393", "refsource": "MISC", "url": "https://hackerone.com/reports/924393"}, {"name": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-037", "refsource": "MISC", "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-037"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T09:56:27.950Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://hackerone.com/reports/924393"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-037"}]}]}, "cveMetadata": {"assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "assignerShortName": "hackerone", "cveId": "CVE-2020-8236", "datePublished": "2020-10-30T18:11:49.000Z", "dateReserved": "2020-01-28T00:00:00.000Z", "dateUpdated": "2024-08-04T09:56:27.950Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Nextcloud Server", "vendor": "n/a", "versions": [{"status": "affected", "version": "19.0.2"}]}], "source": "support@hackerone.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "DC2E71AB-4078-49DD-B276-7CC5990A792B", "versionEndExcluding": "19.0.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it."}, {"lang": "es", "value": "Una configuraci\u00f3n incorrecta en Nextcloud Server versi\u00f3n 19.0.1, hizo que el usuario sintiera incorrectamente que WebAuthn sin contrase\u00f1a tambi\u00e9n era una verificaci\u00f3n de dos factores al solicitar el PIN de WebAuthn sin contrase\u00f1a pero sin verificarlo"}], "id": "CVE-2020-8236", "lastModified": "2026-06-17T03:26:06.447", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-11-02T21:15:34.867", "references": [{"source": "support@hackerone.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackerone.com/reports/924393"}, {"source": "support@hackerone.com", "tags": ["Broken Link", "Vendor Advisory"], "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-037"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackerone.com/reports/924393"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Vendor Advisory"], "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-037"}], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "support@hackerone.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-287"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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